title: The versatile lymphocyte count.
mesh_terms: D002648:Child; D002675:Child, Preschool; D015658:HIV Infections / Q000097:blood* / Q000175:diagnosis / Q000401:mortality; D015497:HIV-1; D006801:Humans; D018655:Lymphocyte Count / Q000706:statistics & numerical data*; D008231:Lymphopenia / Q000097:blood / Q000175:diagnosis; D008457:Measles / Q000097:blood* / Q000175:diagnosis / Q000401:mortality; D011379:Prognosis